[R] Building a data frame with missing data

[Henrique Dallazuanna]

Try:

color<- c("red",NA,"orange","green",NA,NA,NA)
size<- c(2,1,NA,3,NA,NA,8)
data.frame(color, size)


On Fri, Jul 25, 2008 at 7:33 AM, Natalia Quinteros <natquint at gmail.com> wrote:
> Hi List,
>
> I'm trying to built a list where there are some missing data in some
> columns, then I would like to know what I should put in these blank spaces
> when building the vector. eg:
>
> color<- c("red",?,"orange","green",?,?,?)
> size<- c(2,1,?,3,?,?,8)
>
> Thanks,
>
> Natalia
>
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>
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-- 
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O